concept

MICROGLIAL PHAGOCYTOSIS

Entity Detail — Knowledge Graph Node

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This page aggregates everything SciDEX knows about MICROGLIAL PHAGOCYTOSIS: its mechanistic relationships (Knowledge Graph edges), hypotheses targeting it, analyses mentioning it, and supporting scientific papers. The interactive graph below shows its immediate neighbors. All content is AI-synthesized from peer-reviewed literature.

57Connections

9Hypotheses

2Analyses

10Outgoing

47Incoming

1Experiments

3Debates

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💡 Concept Info

Name	MICROGLIAL PHAGOCYTOSIS
Key Genes/Proteins	ALZHEIMER DISEASE

Wiki Pages (1)

Knowledge base pages for this entity

Canonical Page

Microglial Phagocytosis in Neurodegeneration

mechanism · 3212 words

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Pathway Diagram

graph TD
    MICROGLIAL_PHAGOCYTOSIS["MICROGLIAL PHAGOCYTOSIS"]
    MICROGLIAL_PHAGOCYTOSIS -->|"causes"| Alzheimer_Disease["Alzheimer Disease"]
    MICROGLIAL_PHAGOCYTOSIS -->|"involved_in"| Amyloid_Beta["Amyloid-Beta"]
    MICROGLIAL_PHAGOCYTOSIS -->|"targets"| Synapses["Synapses"]
    MICROGLIAL_PHAGOCYTOSIS -->|"causes"| Synaptic_Loss["Synaptic Loss"]
    MICROGLIAL_PHAGOCYTOSIS -->|"contributes to"| Depression["Depression"]
    MICROGLIAL_PHAGOCYTOSIS -->|"involved_in"| Alzheimer_s_Disease["Alzheimer's Disease"]
    MICROGLIAL_PHAGOCYTOSIS -->|"downregulates"| Synaptic_Density["Synaptic Density"]
    Lipid_Droplets["Lipid Droplets"] -->|"inhibits"| MICROGLIAL_PHAGOCYTOSIS
    Complement_C1q_C3_CR3_Signalin["Complement C1q/C3-CR3 Signaling Pathway"] -->|"mediates"| MICROGLIAL_PHAGOCYTOSIS
    SPP1["SPP1"] -->|"activates"| MICROGLIAL_PHAGOCYTOSIS
    C1Q["C1Q"] -->|"mediates"| MICROGLIAL_PHAGOCYTOSIS
    C3["C3"] -->|"mediates"| MICROGLIAL_PHAGOCYTOSIS
    Complement_C1q_C3_CR3["Complement C1q/C3-CR3"] -->|"mediates"| MICROGLIAL_PHAGOCYTOSIS
    C3_Cr3_Signaling_Pathway["C3-Cr3 Signaling Pathway"] -->|"mediates"| MICROGLIAL_PHAGOCYTOSIS
    TREM2["TREM2"] -->|"regulates"| MICROGLIAL_PHAGOCYTOSIS

Outgoing (10)

Target	Relation	Type	Str
Alzheimer Disease	causes	disease	0.95
Beta-Amyloid Deposition	associated_with	phenotype	0.93
Depression	associated_with	disease	0.90
Synapses	targets	cell_type	0.90
Synaptic Loss	causes	phenotype	0.90
ALZHEIMER'S DISEASE	involved_in	disease	0.85
Alzheimer's Disease	associated_with	disease	0.85
Synaptic Density	downregulates	phenotype	0.80
Neuroinflammation	inhibits	process	0.80
Alzheimer's disease	associated_with	disease	0.70

Incoming (47)

Source	Relation	Type	Str
Complement C1q/C3-CR3 Signaling Pathway	mediates	pathway	0.95
C1Q/C3-CR3 signaling pathway	mediates	pathway	0.95
Complement C1q/C3-CR3	mediates	pathway	0.95
SPP1	drives	gene	0.95
reducing lipid droplet load	associated_with	process	0.95
Lipid Droplets	inhibits	compound	0.95
SPP1	promotes	gene	0.95
SPP1	activates	gene	0.95
C1Q	mediates	protein	0.95
C3	mediates	protein	0.95
C3-Cr3 Signaling Pathway	mediates	pathway	0.95
CX3CL1-CX3CR1 Axis	activates	pathway	0.93
TREM2	regulates	protein	0.92
Lipid Droplet Load	inhibits	phenotype	0.92
C1q/C3-CR3 signaling pathway	regulates	pathway	0.90
TREM2	enhances	gene	0.90
complement cascade	mediates	pathway	0.90
41240472	enhanced	paper	0.90
Lipid Droplet Formation	inhibits	process	0.90
SPP1	upregulates	protein	0.88
APOE	inhibits	gene	0.85
C1Q Neutralizing Antibody	inhibits	drug	0.85
Lipid Droplet Accumulation	inhibits	process	0.85
TREM2	modulates	gene	0.85
APOE	modulates	gene	0.85
C1Q neutralizing antibody	suppresses	drug	0.85
lipid droplet accumulation	inhibits	phenotype	0.85
MSR1	mediates	gene	0.85
NLRP3 Inflammasome	inhibits	pathway	0.85
TREM2/DAP12 signaling	regulates	pathway	0.85
Amyloid-Beta Oligomers	promotes	compound	0.85
CR3	mediates	receptor	0.80
CD11C	involved_in	receptor	0.80
PSEN1	implicated_in	gene	0.80
ALZHEIMER DISEASE	disrupts	gene	0.80
Lysosomal enzyme activity enhancement	upregulates	process	0.80
TREM2	promotes	gene	0.80
C1Q	enhances	gene	0.80
ULK1	regulates	gene	0.75
CX3CR1	regulates	gene	0.70
Depression	associated_with	disease	0.70
APOE4	suppresses	gene	0.70
C3	activates	protein	0.70
lysosomal exhaustion	inhibits	process	0.70
autophagy	regulates	process	0.70
stroke	associated_with	disease	0.70
APOE	modulates	gene	0.60

Targeting Hypotheses (9)

Hypotheses where this entity is a therapeutic target

Hypothesis	Score	Disease	Analysis
Enhancing Microglial Phagocytosis of Extracellular Tau via T	0.771	neuroscience	Trans-synaptic tau spreading and propaga
TREM2 Agonism to Restore Microglial Phagocytosis Across Both	0.735	neurodegeneration	Why have anti-Aβ clinical trials failed
Stage-Selective TREM2 Agonism — Boosting DAM Phagocytosis in	0.637	Alzheimer's disease	TREM2 agonism vs antagonism in DAM micro
TREM2-Dependent Microglial Phagocytosis Acts as a Strain Sel	0.636	neurodegeneration	What are the specific molecular determin
CX3CR1 Agonism Enhances Microglial Phagocytosis of Extracell	0.630	neurodegeneration	Investigate prion-like spreading of tau

ITGAM/CD11b direct binding explains microglial phagocytosis	0.582	molecular biology	Does Alectinib truly bind C1q directly w
P2Y6R activation by UDP from damaged neurons drives microgli	0.540	neurodegeneration	Which tau propagation mechanism predomin
TREM2-dependent microglial phagocytosis of tau seeds	0.530	neurodegeneration	Does the cancer-cystatin-C-TREM2 pathway
GluN2B-Regulated Microglial Phagocytosis of Tau Aggregates v	0.491	neuroscience	Circuit-level neural dynamics in neurode

Mentioning Analyses (2)

Scientific analyses that reference this entity

Clinical Trial Landscaping for Alzheimer's Disease Therapeutics

neurodegeneration | 2026-04-16 | 1 hypotheses Top: 0.629

Investigate prion-like spreading of tau pathology through connected brain region

neurodegeneration | 2026-04-04 | 7 hypotheses Top: 0.640

Experiments (1)

Experimental studies targeting or related to this entity

Experiment	Type	Disease	Score	Feasibility	Model	Status	Est. Cost
E2F coordination of G2/M transcriptional program	exploratory		0.750	0.00	endocycling mammalian cells	proposed	N/A

Related Papers (12)

Scientific publications cited in analyses involving this entity

Title & PMID	Authors	Journal	Year
The gain-of-function TREM2-T96K mutation increases risk for Alzheimer's disease [PMID:41109213]	Pilat DJ, Le H, Prokopenko D, Lin CJ, Ei	Neuron	2026
Role of TREM2 in neuroinflammation. [PMID:41213496]	Abdulkhaliq AA, Alasiri G, Almoghrabi Y,	Exp Neurol	2026
Synergistic potential of TREM2 agonists and exercise training in Alzheimer's dis [PMID:41494649]	Zhang J, St Pierre Schneider B, Muguerza	Am J Physiol Endocrinol Metab	2026
Armored macrophage-targeted CAR-T cells reset and reprogram the tumor microenvir [PMID:41576929]	Mateus-Tique J, Lakshmi A, Singh B, Iyer	Cancer Cell	2026
Peripheral cancer attenuates amyloid pathology in Alzheimer's disease via cystat [PMID:41576952]	Li X, Tang X, Zeng J, Duan L, Hou Z et a	Cell	2026
TREM2 expression level is critical for microglial state, metabolic capacity and [PMID:41580393]	Feiten AF, Dahm K, Schlepckow K, van Len	Nat Commun	2026
Large-scale single-cell analysis and in silico perturbation reveal dynamic evolu [PMID:41617928]	Xia P, Shuang S, Fu D, Liu L, Yang D et	NPJ Precis Oncol	2026
Dissecting genetic and immune drivers of heterogeneous responses to neoadjuvant [PMID:41720086]	Zhao Q, Huang R, Wang C, Hu J, Nie R et	Cancer Cell	2026
TREM2 in neurodegeneration and diseases. [PMID:41792456]	["Abdulkhaliq A", "Alasiri G", "Kim B",	Molecular psychiatry	2026
Alzheimer's Disease as a Disorder of Neuroimmune Dysregulation. [PMID:41745721]	Aranda-Abreu GE, Rojas-Durán F, Hernánde	Neurology international	2026
Molecular mechanism of Alzheimer's disease using integrated multi-omics. [PMID:41907842]	Alhusaini M, Mussa BM, Ilce BY, Alhaj H,	Frontiers in aging neuroscienc	2026
Viral and non-viral cellular therapies for neurodegeneration. [PMID:41585268]	["Srivastav Jyotsna", "Sharma Sachin"]	Frontiers in medicine	2025

Debates (3)

Multi-agent debates referencing this entity

Investigate prion-like spreading of tau pathology through connected brain region

closed · Rounds: 4 · Score: 0.73 · 2026-04-22

What is the current clinical trial landscape for AD therapeutics, and which mech

closed · Rounds: 4 · Score: 0.70 · 2026-04-21

Is the amyloid concentration in AD clinical trials rational given lecanemab's ap

closed · Rounds: 4 · Score: 0.70 · 2026-04-16

Related Research

Hypotheses and analyses mentioning MICROGLIAL PHAGOCYTOSIS in their description or question text

ITGAM/CD11b direct binding explains microglial phagocytosis blockade

Score: 0.582 · molecular biology · 2026-04-21

**Molecular Mechanism and Rationale** The proposed mechanism centers on alectinib's potential direct interaction with t

P2Y6R activation by UDP from damaged neurons drives microglial phagocytosis and

Score: 0.540 · neurodegeneration · 2026-04-21

## Mechanistic Overview P2Y6R activation by UDP from damaged neurons drives microglial phagocytosis and exosomal re-secr

TREM2-dependent microglial phagocytosis of tau seeds

Score: 0.530 · neurodegeneration · 2026-04-25

Cystatin-C-activated TREM2 microglia reduce tau pathology through enhanced phagocytosis of extracellular tau seeds. Crit

GluN2B-Regulated Microglial Phagocytosis of Tau Aggregates via CX3CR1 Signaling

Score: 0.491 · neuroscience · 2026-04-21

## Mechanistic Overview GluN2B-Regulated Microglial Phagocytosis of Tau Aggregates via CX3CR1 Signaling starts from the